LiftMaster Disconnect Kit (MJ) | LIF-K75-12587 Magnetic Lock Kits allowing users to speak with

allowing users to speak with a visitor before activating compatible electric door-release equipment

A unique 10-second time-out feature prevents the system from being shut down by a single transmitter transmitting continuously

Engineered for Magnetic Autocontrol Barrier systems

(1) Super Full Tank - 20" Stroke 107AC12S3-CSA

LiftMaster Disconnect Kit (MJ) | LIF-K75-12587 Magnetic Lock Kits allowing users to speak withLiftMaster Disconnect Kit (MJ) LIF K75 12587 This is a replacement Disconnect Kit, MJ. Check the manual or replacement parts diagram for specific part information before ordering to ensure compatibility. Genuine LiftMaster replacement part. Also known as LiftMaster K72 12587 LiftMaster 305107117 Compatibility This product is compatible with LiftMaster Models MJ and HMJ Commercial Door Operators.